1,2,2,6,6-Pentamethyl-4-piperidylaminotriazine derivatives and t

Details 1,2,2,6,6-Pentamethyl-4-piperidylaminotriazine derivatives and t 1,2,2,6,6-Pentamethyl-4-piperidylaminotriazine derivatives and t

1988-10-31

1990-03-06

Kight, John

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524 98, 540605, 544113, C08K 534, C07D40312

Patent

active

049066781

ABSTRACT:
Compounds of the formula (I) ##STR1## wherein R.sub.1 and R.sub.5 are independently hydrogen, C.sub.1 -C.sub.12 -alkyl, C.sub.5 -C.sub.7 -cycloalkyl or a group of the formula (II), ##STR2## R.sub.2, R.sub.3 and R.sub.4 are independently C.sub.2 -C.sub.12 -alkylene, R is a group of the formula (III) ##STR3## wherein R.sub.6 is C.sub.2 -C.sub.8 -dialkylamino, C.sub.1 -C.sub.4 -alkoxy, a 5-membered to 7-membered heterocyclic group containing a nitrogen atom which is attached to the triazine residue or a group of the formula (IV), ##STR4## R.sub.7 and R.sub.8 are independently C.sub.1 -C.sub.12 -alkyl, C.sub.5 -C.sub.7 -cycloalkyl, benzyl or a group of the formula (II), subject to the proviso that both, R.sub.1 and R.sub.5 are different from hydrogen, if R is a group ##STR5## are useful as light stabilizers, heat stabilizers and/or oxidation stabilizers for organic materials, in particular synthetic polymers.

REFERENCES:
patent: 4477615 (1984-10-01), Raspanti et al.
patent: 4525503 (1985-06-01), Cantatore
patent: 4816507 (1989-03-01), Cantatore et al.

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